Browsers release notes

[roytam1]

New build of Serpent/UXP for XP!

Test binary:
Win32 https://o.rthost.win/basilisk/basilisk52-g4.8.win32-git-20260620-3219d2d-uxp-f718564719-xpmod.7z
Win64 https://o.rthost.win/basilisk/basilisk52-g4.8.win64-git-20260620-3219d2d-uxp-f718564719-xpmod.7z

source code that is comparable to my current working tree is available here: https://github.com/roytam1/UXP/commits/custom

IA32 Win32 https://o.rthost.win/basilisk/basilisk52-g4.8.win32-git-20260620-3219d2d-uxp-f718564719-xpmod-ia32.7z

source code that is comparable to my current working tree is available here: https://github.com/roytam1/UXP/commits/ia32

NM28XP build:
Win32 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win32-git-20260620-d849524bd-uxp-f718564719-xpmod.7z
Win32 IA32 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win32-git-20260620-d849524bd-uxp-f718564719-xpmod-ia32.7z
Win32 SSE https://o.rthost.win/palemoon/palemoon-28.10.7a1.win32-git-20260620-d849524bd-uxp-f718564719-xpmod-sse.7z
Win64 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win64-git-20260620-d849524bd-uxp-f718564719-xpmod.7z
Win7+ x64 AVX2 https://o.rthost.win/palemoon/palemoon-28.10.7a1.win64-git-20260620-d849524bd-uxp-f718564719-w7plus-avx2.7z

Official UXP changes picked since my last build:
- Issue #2306 - Re-introduce pref for WeakRef API spec. (8eac1db64b)
- Issue #2306 - Enable full weakref by default in platform. (0bd0d0a296)
- Issue #3122 - Exclude local resources from <base> CSP checks. (692606e89c)
- Bug 2029066 - Remove Sinking of Live instructions. (2712943075)
- Bug 2029765 - avoid refcount over-release in nssTokenObjectCache error path [@ nssToken_Destroy]. (13d8737677)
- [network] Make keep-alive pref Atomic. (f20e0799a0)
- [DOM] Reject too large mLength in MutableBlobStorage::WriteRunnable. (b60661dfe1)
- Bug 2023478 - improve handling of escape sequences in pk11uri_ParseAttributes. (7ae6442d99)
- Bug 2033848 - Use non-default response ID for GTK file picker accept button. r=stransky (81babad165)
- [DOM] Zero-initialize ThreadSharedFloatArrayBufferList. (5ab14e5932)
- No issue - Use ImmGCPtr for module meta data visits. (0bdcc65c4c)
- [parser] Better align with spec definition of adding nodes. (a50e1d7ae5)
- [DOM] Avoid over-optimizing some getter/function calls. (a83b6f74bb)
- [gfx] Check more offsets during CFF subsetting. (9a457cbfd9)
- [network] Make HttpBaseChannel::mLoadFlags atomic. (100f6aaf5b)

No official Pale-Moon changes picked since my last build.

No official Basilisk changes picked since my last build.

Update Notice:
- You may delete file named icudt*.dat and icu63.dll inside program folder when updating from old releases.

* Notice: From now on, UXP rev will point to `custom` branch of my UXP repo instead of MCP UXP repo, while "official UXP changes" shows only `tracking` branch changes.

[roytam1]

New build of BOC/UXP for XP!

Test binary:
MailNews Win32 https://o.rthost.win/boc-uxp/mailnews.win32-20260620-40a79c75-uxp-f718564719-xpmod.7z
BNavigator Win32 https://o.rthost.win/boc-uxp/bnavigator.win32-20260620-40a79c75-uxp-f718564719-xpmod.7z

source repo (excluding UXP): https://github.com/roytam1/boc-uxp/tree/custom

* Notice: the profile prefix (i.e. parent folder names) are also changed since 2020-08-15 build, you may rename their names before using new binaries when updating from builds before 2020-08-15.

--

New build of HBL-UXP for XP!

Test binary:
IceDove-UXP(mail) https://o.rthost.win/hbl-uxp/icedove.win32-20260620-id-656ea98-uxp-f718564719-xpmod.7z
IceApe-UXP(suite) https://o.rthost.win/hbl-uxp/iceape.win32-20260620-id-656ea98-ia-c642e3c-uxp-f718564719-xpmod.7z

source repo (excluding UXP):
https://github.com/roytam1/icedove-uxp/tree/winbuild
https://github.com/roytam1/iceape-uxp/tree/winbuild

[roytam1]

New build of post-deprecated Serpent/moebius for XP!
* Notice: This repo will not be built on regular schedule, and changes are experimental as usual.
** Current moebius patch level should be on par with 52.9, but some security patches can not be applied/ported due to source milestone differences between versions.

Test binary:
Win32 https://o.rthost.win/basilisk/basilisk55-win32-git-20260620-962fb7e60-xpmod.7z
Win64 https://o.rthost.win/basilisk/basilisk55-win64-git-20260620-962fb7e60-xpmod.7z

repo: https://github.com/roytam1/basilisk55

Repo changes:
- ported from UXP: Issue #2306 - Re-introduce pref for WeakRef API spec. (8eac1db6) (938e5c744)
- import from UXP: Issue #2306 - Enable full weakref by default in platform. (0bd0d0a2) (74824f24b)
- import from UXP: Issue #3122 - Exclude local resources from <base> CSP checks. (692606e8) (6fc95b735)
- ported from UXP: Bug 2029066 - Remove Sinking of Live instructions. (27129430) (e89f0a52f)
- import from UXP: Bug 2029765 - avoid refcount over-release in nssTokenObjectCache error path [@ nssToken_Destroy]. (13d87376) (73b5f11e4)
- import from UXP: [network] Make keep-alive pref Atomic. (f20e0799) (0d6196afd)
- ported from UXP: [DOM] Reject too large mLength in MutableBlobStorage::WriteRunnable. (b60661df) (94d348ce4)
- import from UXP: Bug 2023478 - improve handling of escape sequences in pk11uri_ParseAttributes. (7ae6442d) (f277da265)
- import from UXP: Bug 2033848 - Use non-default response ID for GTK file picker accept button. r=stransky (81babad1) (1f1e28073)
- import from UXP: [DOM] Zero-initialize ThreadSharedFloatArrayBufferList. (5ab14e59) (91d2413a4)
- import from UXP: No issue - Use ImmGCPtr for module meta data visits. (0bdcc65c) (456bea8af)
- import from UXP: [parser] Better align with spec definition of adding nodes. (a50e1d7a) (1f0c79b3a)
- import from UXP: [DOM] Avoid over-optimizing some getter/function calls. (a83b6f74) (94850d8a2)
- import from UXP: [gfx] Check more offsets during CFF subsetting. (9a457cbf) (acffb7115)
- import from UXP: [network] Make HttpBaseChannel::mLoadFlags atomic. (100f6aaf) (962fb7e60)